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Grinding Smooth after Welding How Strong [archive]

  • Grinding smooth after welding how strong?? Weld Talk

    Grinding smooth after welding how strong?? 09-15-2004, 02:55 AM I need to butt weld some .120 1.5" x 3" tubing after I weld it i want to grind it smooth so when I paint it the weld won't stick out like a sore thumb how much weaker will it be if I grind the weld smooth with the surface of the tubing.

  • Grinding welds Weld Talk Message BoardsOct 16, 2008Butt welding 1/8 inch mild steel Grinding Welds Strength Lost? When shouldn't you grind your welds? See more results
  • Grinding TIG welds smooth? Welding Community for pros

    Apr 11, 2020· By grinding it smooth and seamless, you weaken the weld a little ?yes? my understanding is that it makes it a little weaker. i have no idea how much. however they should have that factored in the design and the weld is excessively strong to start with.

  • Grinding Metal Smooth, After Welding it. ~DYI YouTube

    Feb 12, 2018· here is how to grind some metal down for a project cool sparks. MGMT Indie Rokkers

  • Author: Bennett's lab
  • What is the fastest way to grind welds smooth? : Welding

    With a 4.5 grinder, is a flap disk or grinding wheel faster to smooth out welds? What grit and type of abrasive do you recommend? I'm holding the grinder over my head under a car which tires me out.

  • Top responses36 grit cubitron fiber disc. Incredible removal rate but very controllable and lasts way longer than normal fiber discs5 votesThese days I like to use a hard disk, making passes in every possible direction as I move across the bead to keep gouging to a minimum, thus keeping it read more2 votesWhy are we grinding to begin with? Not hating just more Info needed1 voteSee all
  • Is the weld stronger if you grind it flat MIG Welding Forum

    Feb 09, 2015· waste weld metal. Is this because the metal is less flexable and causes stresses around the Heat affected area (HAZ) I ask because some areas on my old rust motor car had places that were hard to get at for grinding. I used a hobby tool to brighten up the metal for welding but the tool isn't strong enough to grind back the metal which means i

  • Grinding, smoothing welds The H.A.M.B.

    Jan 27, 2013· After I finished grinding it down with the hard disc that area was sunken In, so I could have warped it while grinding. I never had much luck with flapper wheels, when my son and I were building his bike I wouldn't let him use them because they seemed to remove they weld

  • Grinding finishing of welds Industrial/Mfg engineering

    The welding is usually continuous fillet welds ranging from .19 to .5 nominal size. Occasionally a customer wants the welds "ground smooth". This creates troublesome expectations because I've not seen a technical definition of "ground smooth". Expectations such as: must the toe of the weld be blended into the base metal

  • smoothing welds T-Bucket Forums

    Aug 15, 2010· Bondo won't hack the temp. Be very careful when grinding the reinforcement off your welds. If the penetration is not very good due to the procedure or process you may be grinding away a lot of the strength. If I am going to vanity grind welds I make sure they have a good vee prep and the penetration is 100% i.e. the weld fuses the whole setup

  • Grinding on a D1.1 weld American Welding Society

    Mar 16, 2012· And I don't mean grinding a stop on a cap. We did this all the time while welding 40" pipe for the Oil Sands Refinery. If we didn't it would cast a "shadow" on the RT film and we would end up grinding it out anyway. What I mean is the welder welding too much reinforcement, grinding below 1/8" and leaving the weld.

  • Procedures for Repair Welding and Surfacing

    This includes the removal of strong backs and the smooth grinding of the points where they were attached. It also involves the removal of other bracing and protective covers, etc. In addition, all weld stubs, weld spatter, weld slag, and other residue should be removed from the repair area to make it cleaner than it was originally.

  • General Welding Guidelines MCAA

    reasonably smooth and suitable for welding. 6 by cutting and grinding followed by visually inspecting the pipe surface for defects. Care should be taken not to grind silver or light gold color of the weld bead. After breaking the arc, keep the torch over the weld bead long enough to . welding. (3 3 .

  • Engine Crankshaft: Crank Grinding .010”/.010” Myth

    Welding them up won’t really affect the strength of the fillet radius one way or the other, but it will eliminate the breakage that may occur otherwise. Make sure that you grind the journal wide enough to prevent edge loading on the bearing after welding up the

  • Weldability of Materials Titanium and Titanium Alloys TWI

    Weld metal porosity is the most frequent weld defect. Porosity arises when gas bubbles are trapped between dendrites during solidification. In titanium, hydrogen from moisture in the arc environment or contamination on the filler and parent metal surface, is the most likely cause of porosity.

  • Simple Welded Steel Stools : 8 Steps (with Pictures

    The top is pretty much structurally strong once they are welded on just one side, but we weld 3 sides shut so that the surface will be smooth once we grind out our weld. Tip: Welding thin-gauge square tube along the edges can lead to gaps and holes in your base material. If this occurs, it's a breeze to fix.

  • WHAT IS THE PROPER WAY TO WELD PATCH PANELS WITH A MIG

    Oct 28, 2014· By trying to grind things down to perfectly smooth after each, you run a greater risk of inadvertent sanding of the metal to the sides of the welds, which may thin and weaken the panel. So I hold off on this until the end. For your grinding disc, I prefer to use cutoff wheels about 1/16 thick.

  • The 15 Best Welding Tools for Beginners Reviewed and

    After cutting a workpiece, you may see metal burrs that can impact the quality of your weld. The easiest way to get rid of these imperfections is by using a metal file. This nine-piece metal file set from Innovant Tools is made of premium high-carbon hardened steel and presents a viable option.

  • Coping Steel Corners NewMetalworker How-To's

    Feb 09, 2011· After getting the fit just rigfht (left) you can weld the pieces up. I welded the outside seams to keep this interior flange (right) smooth so it can be used as a base for a machine or other object. Coping the joint makes this easy. Click images to enlarge

  • Easy grind wire and welding inside out? The H.A.M.B.

    Jan 11, 2008· I think some people weld on the inside so they won't have to bother sanding it that carefully because you can't see the weld, and because sanding down weld beads takes a lot of time. But if you switch to the easy grind wire, the sanding takes a

  • Which Grinding Wheel Should I Choose? Norton

    Nov 21, 2018· A grinding wheel is a precision tool with thousands of cutting points on its surface abrasive grains that are held in place by a bond matrix (hence these are known as bonded abrasives) and separated by pores.. These pores are hollow spaces between abrasive grains and the bond,which help with the clearance of discarded metal chips in the grinding process.

  • How To Smooth & Polish Acrylic Edges

    Once you are confident that the edges are level and smooth to your satisfaction you can move onto a grit of 320/360, which is an extra fine kind of paper that is normally used to give wood a polished finish. After which you can move on one final time to a grit of 600, which is considered super fine.

  • Chapter 14-DESIGN CONSIDERATIONS FOR WELDING

    If parts have to be masked for spatter, or cleaned after welding--or if anti-spatter compounds are required--MIG costs can increase dramatically, making TIG weld ing more cost-effective. Parts that are to be painted or otherwise finished after welding may require a secondary grinding operation to smooth welds down to an acceptable level.

  • railing How to polish welding at 90 degree curves

    I am satisfied with their work so far, only thing that is bugging me is the weird looking welding work near the clips. This is how they look after polishing He says his grinding wheel does not reach the corners, so he cannot smooth it out.

  • Welding Qualification/Certification

    Weld Contour Smooth Transition Root Pass 100% fusion, free of slag and porosity Grind coupon’s smooth, ensuring grinding marks are going with the length of the • Strong backs are used to control distortion of the plates during welding. • Position strong backs on the backside of the groove assembly 3/16" in from the ends of the plates.

  • 6 Welding Tips and Tricks- How to Weld the Right Way

    Sep 24, 2015· Chip off the slag with a welding hammer, and then use a 36-grit grinding wheel to knock the beads down to the surrounding metal. To ensure a flat, flush surface, move the grinder along the weld

  • Eighth-graders learn about welding Video richmond

    Oct 23, 2019· Reynolds Community College Professor Alan Crouch, assistant dean for the School of Business, helps Reyna Melara grind metal, which is done to prepare it for welding or to smooth it out after welding.

  • 6 Welding Tips and Tricks- How to Weld the Right Way

    Sep 24, 2015· Chip off the slag with a welding hammer, and then use a 36-grit grinding wheel to knock the beads down to the surrounding metal. To ensure a flat, flush surface, move the grinder along the weld

  • Which Grinding Wheel Should I Choose? Norton

    Nov 21, 2018· A grinding wheel is a precision tool with thousands of cutting points on its surface abrasive grains that are held in place by a bond matrix (hence these are known as bonded abrasives) and separated by pores.. These pores are hollow spaces between abrasive grains and the bond,which help with the clearance of discarded metal chips in the grinding process.

  • New Technologies for Pipe Welding Lincoln Electric

    The hallmark of this power source is an extremely smooth arc due to the unit's advanced inverter technology. "We feel the V-350 is the state of art in welding equipment, it gives you the ability to maintain precise settings and arc performance," claimed Ratcliff. "Even after long hours of use on our construction site, the machine was dependable."

  • Welding Basics Lowe's

    Sep 23, 2019· • If you're welding a piece like a square tubing, clean the weld joint and grind down the edges to ensure you'll make a strong bond. • Tack the tubing pieces in place with small tack welds to keep it from moving. • Fill in the rest of the joint with weld. • The cleaner your weld is, the less grinding and clean up you'll have to do at

  • Selecting The Right Welder Modern Machine Shop

    Even so, it is always advisable to scrape or grind off paint, rust, and other debris; welding on the cleanest material possible produces a stronger weld. Some limits of stick welding are: Welding thin materials (less than 18-gauge steel) may be difficult or impossible.

  • How to install the special-shaped glass edge grinding machine?

    How to install the special-shaped glass edge grinding machine? by:Eworld Machine 2020-12-03. Abnormal shaped glass edge grinding machine

  • Welding 316SS with 309 flux core wire Practical Machinist

    Jul 26, 2007· I've had to do overlay welds inside nozzels and entre manways.Once, I had to use 309 first then after welding,grinding smooth and wire brushing, i had to go over it again with 308. I thought it was silly but its what the engineer wanted. Most jobs just call for overlay of 309 on steel vessels.I use to be able to weld 30 to 40# of 1/8 rods in a

  • railing How to polish welding at 90 degree curves

    I am satisfied with their work so far, only thing that is bugging me is the weird looking welding work near the clips. This is how they look after polishing He says his grinding wheel does not reach the corners, so he cannot smooth it out.

  • Welding a steel hull Boat Design Net

    Jun 25, 2008· Welding I find enough flat welding ( Hull decks, Cabinside decks, chines, tank tops, etc) to get a lot of use out of 7024 and a slight uphand weld works well. It goes fast and makes a strong, smooth weld. It is extremeley easy for a beginer to use.

  • How NOT TO Weld: Most Common MIG Welding Mistakes

    There are 7 common mistakes people make when they start MIG welding:1. They don't prep their material2. Volts too high or too low3. Wire feed speed too high

  • Roll grinding to finish corners Cutting Tool Engineering

    Jan 01, 2015· Contrary to the paint-fill myth, parts show grinding scratches even after a light coat of flat paint is applied. Paint is a coating with some thickness, but generally not enough to hide bad grinding work. Just ask someone at an auto body shop how smooth the surface should be prior to painting.

  • Chapter 14-DESIGN CONSIDERATIONS FOR WELDING

    If parts have to be masked for spatter, or cleaned after welding--or if anti-spatter compounds are required--MIG costs can increase dramatically, making TIG weld ing more cost-effective. Parts that are to be painted or otherwise finished after welding may require a secondary grinding operation to smooth welds down to an acceptable level.

  • Welding Qualification/Certification

    Weld Contour Smooth Transition Root Pass 100% fusion, free of slag and porosity Grind coupon’s smooth, ensuring grinding marks are going with the length of the • Strong backs are used to control distortion of the plates during welding. • Position strong backs on the backside of the groove assembly 3/16" in from the ends of the plates.